A magnitude ML 1.0 earthquake occured in region: 2 km NW Montieri (GR), on
and geographic coordinates (lat, lon) 43.1470, 11.0040 at 10 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Montieri | GR | 2 | 1204 | 1204 |
Chiusdino | SI | 7 | 1903 | 3107 |
Castelnuovo di Val di Cecina | PI | 10 | 2231 | 5338 |
Monterotondo Marittimo | GR | 12 | 1371 | 6709 |
Radicondoli | SI | 13 | 914 | 7623 |
Massa Marittima | GR | 14 | 8375 | 15998 |
Monticiano | SI | 14 | 1571 | 17569 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.0 | 2020-04-09 22:52:28 |
43.1467 | 11.0037 | 10 | 2020-07-18 21:08:41 |
Bollettino Sismico Italiano INGV | 80455571 |
Reviewed Rev100 |
ML 1.0 | 2020-04-09 22:52:28 |
43.1468 | 11.0037 | 11 | 2020-04-09 22:58:22 |
Sala Sismica INGV-Roma | 78060151 |
Field | Value |
---|---|
Time (UTC) | 2020-04-09 22:52:28 ± 0.2 |
Latitude | 43.1467 ± 0.0117 |
Longitude | 11.0037 ± 0.0185 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 80455571 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1390 |
Semi-minor axis of confidence ellipse (meter) | 1290 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 102 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1390.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 123 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.08004 |
Epicentral distance of station farthest from the epicenter (degree) | 0.70417 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 80455571 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-06-23 19:58:41 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 78060151 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-09 22:58:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CELB.HHZ. | 2020-04-09T22:52:43.84 | 0.3 | undecidable | manual | P | 236 | 78.1662 | 50 | 1.32 | 43 |
IV.CASP.HHZ. | 2020-04-09T22:52:41.90 | 0.6 | undecidable | manual | S | 196 | 41.0256 | 50 | -0.65 | 42 |
IV.MAGO.CHE. | 2020-04-09T22:52:39.30 | 0.1 | undecidable | manual | S | 297 | 31.2465 | 50 | -0.65 | 85 |
IV.CASP.HHZ. | 2020-04-09T22:52:36.99 | 0.1 | undecidable | manual | P | 196 | 41.0256 | 50 | 0.2 | 94 |
IV.RIBO.EHZ.01 | 2020-04-09T22:52:36.70 | 0.6 | undecidable | manual | S | 171 | 22.1556 | 115 | -0.69 | 42 |
IV.MAGO.CHE. | 2020-04-09T22:52:35.50 | 0.1 | undecidable | manual | P | 297 | 31.2465 | 50 | 0.21 | 96 |
IV.FROS.CHZ. | 2020-04-09T22:52:34.60 | 0.3 | undecidable | manual | S | 60 | 14.1747 | 125 | -0.38 | 71 |
IV.RIBO.EHZ.01 | 2020-04-09T22:52:33.90 | 0.1 | undecidable | manual | P | 171 | 22.1556 | 115 | 0.08 | 100 |
IV.TRIF.CHZ. | 2020-04-09T22:52:33.30 | 0.6 | undecidable | manual | S | 247 | 8.88 | 139 | -0.31 | 49 |
IV.FROS.CHZ. | 2020-04-09T22:52:32.67 | 0.1 | undecidable | manual | P | 60 | 14.1747 | 125 | 0.25 | 98 |
IV.TRIF.CHZ. | 2020-04-09T22:52:31.90 | 0.1 | negative | manual | P | 247 | 8.88 | 139 | 0.27 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHN. | ML:1.1 | 0.0001635 | 0.1 | AML | other | m | 2020-04-09T22:52:33.47 |
IV.TRIF.CHE. | ML:1.0 | 0.000127 | 1.08 | AML | other | m | 2020-04-09T22:52:34.72 |
IV.FROS.CHN. | ML:1.0 | 0.00009669999999999999 | 1.6 | AML | other | m | 2020-04-09T22:52:34.97 |
IV.FROS.CHE. | ML:0.8 | 0.00006415 | 0.5 | AML | other | m | 2020-04-09T22:52:35.75 |